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Unlikely to the above, as the help 1 persists, so your stuck with the problem being the Hall (lem) or problems with the main control board. The are Leds on the board, could tell you more with a serial#

firehousefabrication

you are correct. the HEPL-1 does say An SCR overcurrent or undercurrent condition has occurred. Turn power off and back on to correct condition. so with that any suggestions would be taken and greatly appreciated.